From owner-freebsd-questions@FreeBSD.ORG  Wed Apr  4 15:48:02 2012
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References: <4F7C0365.1050201@netfence.it> <4F7C5561.9000208@a1poweruser.com>
Date: Wed, 4 Apr 2012 10:47:50 -0500
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From: Mark Felder <feld@feld.me>
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Subject: Re: Best practices about Jails
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On Wed, 04 Apr 2012 09:06:25 -0500, <fbsd8@a1poweruser.com> wrote:

> Firewall in a jail will not work. Only the host firewall has access to  
> the network.

Jailsv2 allows your own firewall in the jail. You get a full network  
stack. This is not supported by ezjails, and should still be marked rather  
EXPERIMENTAL but isn't.